Augment Code vs OpenCode: Side-by-Side Comparison 2026

Augment Code vs OpenCode comparison for 2026. Features, pricing, AI capabilities, and editor support analyzed side by side to help you choose the right coding tool for your workflow.

Augment Code is an editor extension from Augment — context-aware ai coding with deep project understanding. OpenCode is a CLI-based coding agent from SST — open-source terminal ai coding agent.

Augment Code

Context-aware AI agent for VS Code, JetBrains, and CLI. Indexes your codebase to provide repo-aware completions and chat. Indie ($20/mo) through Max ($200/mo) plans use a credit-based usage model.

  • ✓ Code completions
  • ✓ AI chat
  • ✓ Agentic mode
  • ✓ Multi-file editing
  • ✓ Test generation

$20/mo · 4 plans

OpenCode

Open-source terminal AI coding agent from SST. Free with BYOK, or use Go ($10/mo for curated open-source models), Zen (pay-per-token), or Black (flat-rate subscription at $20/$100/$200/mo, currently paused) for managed model access.

  • ✓ AI chat
  • ✓ Agentic mode
  • ✓ Multi-file editing
  • ✓ Terminal commands
  • ✓ Test generation

Free / $10/mo · 4 plans

Feature Augment Code OpenCode
Category ExtensionCLI
Starting Price $20/mo Free
Model Family Multi-modelMulti-model (any)
Terminal Commands — ✓
Documentation ✓ —
Git Integration ✓ —
Open Source NoYes (MIT)

Pricing verified May 4, 2026. Augment Code pricing | OpenCode pricing

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Key Differences

  • Category: Augment Code is an editor extension; OpenCode is a CLI-based coding agent.
  • Free tier: OpenCode has a free tier; Augment Code does not.
  • Starting price: Augment Code starts at $20/mo; OpenCode starts at $10/mo.
  • Model family: Augment Code uses Multi-model; OpenCode uses Multi-model (any).
  • Open source: Augment Code: No. OpenCode: Yes (MIT).
  • Bring your own key: OpenCode supports BYOK; Augment Code does not.
  • Platforms: Augment Code runs on Desktop; OpenCode runs on Linux, Windows, macOS.
  • Provider: Augment Code is built by Augment; OpenCode is built by SST.
  • Capabilities: OpenCode has terminal commands.

Which Should You Choose?

Choose Augment Code if you want 200K token Context Engine for deep project understanding. Choose OpenCode if you want open-source terminal-based coding with model flexibility. Read our full reviews to see which fits your workflow.

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